2 * Copyright (C) 2008 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package com.android.settings.accounts;
19 import android.accounts.Account;
20 import android.accounts.AccountManager;
21 import android.accounts.AuthenticatorDescription;
22 import android.app.ActionBar;
23 import android.app.Activity;
24 import android.content.ContentResolver;
25 import android.content.Intent;
26 import android.content.SyncAdapterType;
27 import android.content.SyncInfo;
28 import android.content.SyncStatusInfo;
29 import android.content.pm.ActivityInfo;
30 import android.content.pm.ApplicationInfo;
31 import android.content.pm.PackageManager;
32 import android.content.pm.PackageManager.NameNotFoundException;
33 import android.content.pm.ResolveInfo;
34 import android.graphics.drawable.Drawable;
35 import android.os.Bundle;
36 import android.os.UserHandle;
37 import android.support.v7.preference.Preference;
38 import android.support.v7.preference.Preference.OnPreferenceClickListener;
39 import android.support.v7.preference.PreferenceScreen;
40 import android.util.Log;
41 import android.view.LayoutInflater;
42 import android.view.Menu;
43 import android.view.MenuInflater;
44 import android.view.MenuItem;
45 import android.view.View;
46 import android.view.ViewGroup;
47 import android.widget.TextView;
48 import com.android.internal.logging.MetricsLogger;
49 import com.android.settings.AccountPreference;
50 import com.android.settings.R;
51 import com.android.settings.SettingsActivity;
52 import com.android.settings.Utils;
53 import com.android.settings.location.LocationSettings;
54 import com.android.settingslib.accounts.AuthenticatorHelper;
56 import java.util.ArrayList;
57 import java.util.Date;
58 import java.util.HashSet;
59 import java.util.List;
61 import static android.content.Intent.EXTRA_USER;
63 /** Manages settings for Google Account. */
64 public class ManageAccountsSettings extends AccountPreferenceBase
65 implements AuthenticatorHelper.OnAccountsUpdateListener {
66 private static final String ACCOUNT_KEY = "account"; // to pass to auth settings
67 public static final String KEY_ACCOUNT_TYPE = "account_type";
68 public static final String KEY_ACCOUNT_LABEL = "account_label";
70 // Action name for the broadcast intent when the Google account preferences page is launching
71 // the location settings.
72 private static final String LAUNCHING_LOCATION_SETTINGS =
73 "com.android.settings.accounts.LAUNCHING_LOCATION_SETTINGS";
75 private static final int MENU_SYNC_NOW_ID = Menu.FIRST;
76 private static final int MENU_SYNC_CANCEL_ID = Menu.FIRST + 1;
78 private static final int REQUEST_SHOW_SYNC_SETTINGS = 1;
80 private String[] mAuthorities;
81 private TextView mErrorInfoView;
83 // If an account type is set, then show only accounts of that type
84 private String mAccountType;
85 // Temporary hack, to deal with backward compatibility
86 // mFirstAccount is used for the injected preferences
87 private Account mFirstAccount;
90 protected int getMetricsCategory() {
91 return MetricsLogger.ACCOUNTS_MANAGE_ACCOUNTS;
95 public void onCreate(Bundle icicle) {
96 super.onCreate(icicle);
98 Bundle args = getArguments();
99 if (args != null && args.containsKey(KEY_ACCOUNT_TYPE)) {
100 mAccountType = args.getString(KEY_ACCOUNT_TYPE);
102 addPreferencesFromResource(R.xml.manage_accounts_settings);
103 setHasOptionsMenu(true);
107 public void onResume() {
109 mAuthenticatorHelper.listenToAccountUpdates();
110 updateAuthDescriptions();
111 showAccountsIfNeeded();
116 public View onCreateView(LayoutInflater inflater, ViewGroup container,
117 Bundle savedInstanceState) {
118 final View view = inflater.inflate(R.layout.manage_accounts_screen, container, false);
119 final ViewGroup prefs_container = (ViewGroup) view.findViewById(R.id.prefs_container);
120 Utils.prepareCustomPreferencesList(container, view, prefs_container, false);
121 View prefs = super.onCreateView(inflater, prefs_container, savedInstanceState);
122 prefs_container.addView(prefs);
127 public void onActivityCreated(Bundle savedInstanceState) {
128 super.onActivityCreated(savedInstanceState);
130 final Activity activity = getActivity();
131 final View view = getView();
133 mErrorInfoView = (TextView)view.findViewById(R.id.sync_settings_error_info);
134 mErrorInfoView.setVisibility(View.GONE);
136 mAuthorities = activity.getIntent().getStringArrayExtra(AUTHORITIES_FILTER_KEY);
138 Bundle args = getArguments();
139 if (args != null && args.containsKey(KEY_ACCOUNT_LABEL)) {
140 getActivity().setTitle(args.getString(KEY_ACCOUNT_LABEL));
145 public void onPause() {
147 mAuthenticatorHelper.stopListeningToAccountUpdates();
151 public void onStop() {
153 final Activity activity = getActivity();
154 activity.getActionBar().setDisplayOptions(0, ActionBar.DISPLAY_SHOW_CUSTOM);
155 activity.getActionBar().setCustomView(null);
159 public boolean onPreferenceTreeClick(Preference preference) {
160 if (preference instanceof AccountPreference) {
161 startAccountSettings((AccountPreference) preference);
168 private void startAccountSettings(AccountPreference acctPref) {
169 Bundle args = new Bundle();
170 args.putParcelable(AccountSyncSettings.ACCOUNT_KEY, acctPref.getAccount());
171 args.putParcelable(EXTRA_USER, mUserHandle);
172 ((SettingsActivity) getActivity()).startPreferencePanel(
173 AccountSyncSettings.class.getCanonicalName(), args,
174 R.string.account_sync_settings_title, acctPref.getAccount().name,
175 this, REQUEST_SHOW_SYNC_SETTINGS);
179 public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
180 menu.add(0, MENU_SYNC_NOW_ID, 0, getString(R.string.sync_menu_sync_now))
181 .setIcon(R.drawable.ic_menu_refresh_holo_dark);
182 menu.add(0, MENU_SYNC_CANCEL_ID, 0, getString(R.string.sync_menu_sync_cancel))
183 .setIcon(com.android.internal.R.drawable.ic_menu_close_clear_cancel);
184 super.onCreateOptionsMenu(menu, inflater);
188 public void onPrepareOptionsMenu(Menu menu) {
189 super.onPrepareOptionsMenu(menu);
190 boolean syncActive = !ContentResolver.getCurrentSyncsAsUser(
191 mUserHandle.getIdentifier()).isEmpty();
192 menu.findItem(MENU_SYNC_NOW_ID).setVisible(!syncActive);
193 menu.findItem(MENU_SYNC_CANCEL_ID).setVisible(syncActive);
197 public boolean onOptionsItemSelected(MenuItem item) {
198 switch (item.getItemId()) {
199 case MENU_SYNC_NOW_ID:
200 requestOrCancelSyncForAccounts(true);
202 case MENU_SYNC_CANCEL_ID:
203 requestOrCancelSyncForAccounts(false);
206 return super.onOptionsItemSelected(item);
209 private void requestOrCancelSyncForAccounts(boolean sync) {
210 final int userId = mUserHandle.getIdentifier();
211 SyncAdapterType[] syncAdapters = ContentResolver.getSyncAdapterTypesAsUser(userId);
212 Bundle extras = new Bundle();
213 extras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
214 int count = getPreferenceScreen().getPreferenceCount();
216 for (int i = 0; i < count; i++) {
217 Preference pref = getPreferenceScreen().getPreference(i);
218 if (pref instanceof AccountPreference) {
219 Account account = ((AccountPreference) pref).getAccount();
220 // For all available sync authorities, sync those that are enabled for the account
221 for (int j = 0; j < syncAdapters.length; j++) {
222 SyncAdapterType sa = syncAdapters[j];
223 if (syncAdapters[j].accountType.equals(mAccountType)
224 && ContentResolver.getSyncAutomaticallyAsUser(account, sa.authority,
227 ContentResolver.requestSyncAsUser(account, sa.authority, userId,
230 ContentResolver.cancelSyncAsUser(account, sa.authority, userId);
239 protected void onSyncStateUpdated() {
241 // Catch any delayed delivery of update messages
242 final Activity activity = getActivity();
243 if (activity != null) {
244 activity.invalidateOptionsMenu();
249 * Shows the sync state of the accounts. Note: it must be called after the accounts have been
250 * loaded, @see #showAccountsIfNeeded().
252 private void showSyncState() {
253 // Catch any delayed delivery of update messages
254 if (getActivity() == null || getActivity().isFinishing()) return;
256 final int userId = mUserHandle.getIdentifier();
258 // iterate over all the preferences, setting the state properly for each
259 List<SyncInfo> currentSyncs = ContentResolver.getCurrentSyncsAsUser(userId);
261 boolean anySyncFailed = false; // true if sync on any account failed
262 Date date = new Date();
264 // only track userfacing sync adapters when deciding if account is synced or not
265 final SyncAdapterType[] syncAdapters = ContentResolver.getSyncAdapterTypesAsUser(userId);
266 HashSet<String> userFacing = new HashSet<String>();
267 for (int k = 0, n = syncAdapters.length; k < n; k++) {
268 final SyncAdapterType sa = syncAdapters[k];
269 if (sa.isUserVisible()) {
270 userFacing.add(sa.authority);
273 for (int i = 0, count = getPreferenceScreen().getPreferenceCount(); i < count; i++) {
274 Preference pref = getPreferenceScreen().getPreference(i);
275 if (! (pref instanceof AccountPreference)) {
279 AccountPreference accountPref = (AccountPreference) pref;
280 Account account = accountPref.getAccount();
282 long lastSuccessTime = 0;
283 boolean syncIsFailing = false;
284 final ArrayList<String> authorities = accountPref.getAuthorities();
285 boolean syncingNow = false;
286 if (authorities != null) {
287 for (String authority : authorities) {
288 SyncStatusInfo status = ContentResolver.getSyncStatusAsUser(account, authority,
290 boolean syncEnabled = isSyncEnabled(userId, account, authority);
291 boolean authorityIsPending = ContentResolver.isSyncPending(account, authority);
292 boolean activelySyncing = isSyncing(currentSyncs, account, authority);
293 boolean lastSyncFailed = status != null
295 && status.lastFailureTime != 0
296 && status.getLastFailureMesgAsInt(0)
297 != ContentResolver.SYNC_ERROR_SYNC_ALREADY_IN_PROGRESS;
298 if (lastSyncFailed && !activelySyncing && !authorityIsPending) {
299 syncIsFailing = true;
300 anySyncFailed = true;
302 syncingNow |= activelySyncing;
303 if (status != null && lastSuccessTime < status.lastSuccessTime) {
304 lastSuccessTime = status.lastSuccessTime;
306 syncCount += syncEnabled && userFacing.contains(authority) ? 1 : 0;
309 if (Log.isLoggable(TAG, Log.VERBOSE)) {
310 Log.v(TAG, "no syncadapters found for " + account);
314 accountPref.setSyncStatus(AccountPreference.SYNC_ERROR, true);
315 } else if (syncCount == 0) {
316 accountPref.setSyncStatus(AccountPreference.SYNC_DISABLED, true);
317 } else if (syncCount > 0) {
319 accountPref.setSyncStatus(AccountPreference.SYNC_IN_PROGRESS, true);
321 accountPref.setSyncStatus(AccountPreference.SYNC_ENABLED, true);
322 if (lastSuccessTime > 0) {
323 accountPref.setSyncStatus(AccountPreference.SYNC_ENABLED, false);
324 date.setTime(lastSuccessTime);
325 final String timeString = formatSyncDate(date);
326 accountPref.setSummary(getResources().getString(
327 R.string.last_synced, timeString));
331 accountPref.setSyncStatus(AccountPreference.SYNC_DISABLED, true);
335 mErrorInfoView.setVisibility(anySyncFailed ? View.VISIBLE : View.GONE);
339 private boolean isSyncing(List<SyncInfo> currentSyncs, Account account, String authority) {
340 final int count = currentSyncs.size();
341 for (int i = 0; i < count; i++) {
342 SyncInfo syncInfo = currentSyncs.get(i);
343 if (syncInfo.account.equals(account) && syncInfo.authority.equals(authority)) {
350 private boolean isSyncEnabled(int userId, Account account, String authority) {
351 return ContentResolver.getSyncAutomaticallyAsUser(account, authority, userId)
352 && ContentResolver.getMasterSyncAutomaticallyAsUser(userId)
353 && (ContentResolver.getIsSyncableAsUser(account, authority, userId) > 0);
357 public void onAccountsUpdate(UserHandle userHandle) {
358 showAccountsIfNeeded();
359 onSyncStateUpdated();
362 private void showAccountsIfNeeded() {
363 if (getActivity() == null) return;
364 Account[] accounts = AccountManager.get(getActivity()).getAccountsAsUser(
365 mUserHandle.getIdentifier());
366 getPreferenceScreen().removeAll();
367 mFirstAccount = null;
368 addPreferencesFromResource(R.xml.manage_accounts_settings);
369 for (int i = 0, n = accounts.length; i < n; i++) {
370 final Account account = accounts[i];
371 // If an account type is specified for this screen, skip other types
372 if (mAccountType != null && !account.type.equals(mAccountType)) continue;
373 final ArrayList<String> auths = getAuthoritiesForAccountType(account.type);
375 boolean showAccount = true;
376 if (mAuthorities != null && auths != null) {
378 for (String requestedAuthority : mAuthorities) {
379 if (auths.contains(requestedAuthority)) {
387 final Drawable icon = getDrawableForType(account.type);
388 final AccountPreference preference =
389 new AccountPreference(getPrefContext(), account, icon, auths, false);
390 getPreferenceScreen().addPreference(preference);
391 if (mFirstAccount == null) {
392 mFirstAccount = account;
396 if (mAccountType != null && mFirstAccount != null) {
397 addAuthenticatorSettings();
399 // There's no account, close activity
404 private void addAuthenticatorSettings() {
405 PreferenceScreen prefs = addPreferencesForType(mAccountType, getPreferenceScreen());
407 updatePreferenceIntents(prefs);
411 /** Listens to a preference click event and starts a fragment */
412 private class FragmentStarter
413 implements Preference.OnPreferenceClickListener {
414 private final String mClass;
415 private final int mTitleRes;
418 * @param className the class name of the fragment to be started.
419 * @param title the title resource id of the started preference panel.
421 public FragmentStarter(String className, int title) {
427 public boolean onPreferenceClick(Preference preference) {
428 ((SettingsActivity) getActivity()).startPreferencePanel(
429 mClass, null, mTitleRes, null, null, 0);
430 // Hack: announce that the Google account preferences page is launching the location
432 if (mClass.equals(LocationSettings.class.getName())) {
433 Intent intent = new Intent(LAUNCHING_LOCATION_SETTINGS);
434 getActivity().sendBroadcast(
435 intent, android.Manifest.permission.WRITE_SECURE_SETTINGS);
442 * Filters through the preference list provided by GoogleLoginService.
444 * This method removes all the invalid intent from the list, adds account name as extra into the
445 * intent, and hack the location settings to start it as a fragment.
447 private void updatePreferenceIntents(PreferenceScreen prefs) {
448 final PackageManager pm = getActivity().getPackageManager();
449 for (int i = 0; i < prefs.getPreferenceCount();) {
450 Preference pref = prefs.getPreference(i);
451 Intent intent = pref.getIntent();
452 if (intent != null) {
453 // Hack. Launch "Location" as fragment instead of as activity.
455 // When "Location" is launched as activity via Intent, there's no "Up" button at the
456 // top left, and if there's another running instance of "Location" activity, the
457 // back stack would usually point to some other place so the user won't be able to
458 // go back to the previous page by "back" key. Using fragment is a much easier
459 // solution to those problems.
461 // If we set Intent to null and assign a fragment to the PreferenceScreen item here,
462 // in order to make it work as expected, we still need to modify the container
463 // PreferenceActivity, override onPreferenceStartFragment() and call
464 // startPreferencePanel() there. In order to inject the title string there, more
465 // dirty further hack is still needed. It's much easier and cleaner to listen to
466 // preference click event here directly.
467 if (intent.getAction().equals(
468 android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS)) {
469 // The OnPreferenceClickListener overrides the click event completely. No intent
471 pref.setOnPreferenceClickListener(new FragmentStarter(
472 LocationSettings.class.getName(),
473 R.string.location_settings_title));
475 ResolveInfo ri = pm.resolveActivityAsUser(intent,
476 PackageManager.MATCH_DEFAULT_ONLY, mUserHandle.getIdentifier());
478 prefs.removePreference(pref);
481 intent.putExtra(ACCOUNT_KEY, mFirstAccount);
482 intent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_NEW_TASK);
483 pref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
485 public boolean onPreferenceClick(Preference preference) {
486 Intent prefIntent = preference.getIntent();
488 * Check the intent to see if it resolves to a exported=false
489 * activity that doesn't share a uid with the authenticator.
491 * Otherwise the intent is considered unsafe in that it will be
492 * exploiting the fact that settings has system privileges.
494 if (isSafeIntent(pm, prefIntent)) {
495 getActivity().startActivityAsUser(prefIntent, mUserHandle);
498 "Refusing to launch authenticator intent because"
499 + "it exploits Settings permissions: "
513 * Determines if the supplied Intent is safe. A safe intent is one that is
514 * will launch a exported=true activity or owned by the same uid as the
515 * authenticator supplying the intent.
517 private boolean isSafeIntent(PackageManager pm, Intent intent) {
518 AuthenticatorDescription authDesc =
519 mAuthenticatorHelper.getAccountTypeDescription(mAccountType);
520 ResolveInfo resolveInfo = pm.resolveActivity(intent, 0);
521 if (resolveInfo == null) {
524 ActivityInfo resolvedActivityInfo = resolveInfo.activityInfo;
525 ApplicationInfo resolvedAppInfo = resolvedActivityInfo.applicationInfo;
527 ApplicationInfo authenticatorAppInf = pm.getApplicationInfo(authDesc.packageName, 0);
528 return resolvedActivityInfo.exported
529 || resolvedAppInfo.uid == authenticatorAppInf.uid;
530 } catch (NameNotFoundException e) {
532 "Intent considered unsafe due to exception.",
539 protected void onAuthDescriptionsUpdated() {
540 // Update account icons for all account preference items
541 for (int i = 0; i < getPreferenceScreen().getPreferenceCount(); i++) {
542 Preference pref = getPreferenceScreen().getPreference(i);
543 if (pref instanceof AccountPreference) {
544 AccountPreference accPref = (AccountPreference) pref;
545 accPref.setSummary(getLabelForType(accPref.getAccount().type));